Rear Hub / Bearing Carrier (4X4) - Polaris MS4000 Service And Owner's Manual

REAR HUB / BEARING CARRIER (4X4)

Hub Inspection
1. Support machine securely with rear wheels elevated.
2. Grasp wheel / hub and check for movement.
3. If movement is detected, inspect hub, hub nut torque and
bearing condition and correct as necessary.
CAUTION
Serious injury may result if machine tips or falls.
Be sure machine is secure before beginning this
service procedure. Wear eye protection when
removing bearings and seals.
Hub Removal
1. Elevate rear end and safely support machine under main
frame area.
2. Check bearings for side play by grasping the tire / wheel
firmly and checking for movement. Grasp the top and
bottom of the tire. The tire should rotate smoothly without
binding or rough spots.
3. Remove wheel nuts and wheel.
4. Remove the two brake caliper attaching bolts.
CAUTION: Do not hang the caliper by the brake line. Use
wire to hang the caliper to prevent possible damage to the
brake line.
5. Remove hub cap, cotter pin, front spindle nut, and washer.
6. Slide the rear hub from the rear drive axle.
7. Remove the upper and lower control arm bolts from the rear
hub / bearing carrier.
8. Remove the bearing carrier. Inspect the bearing again for
smoothness and side to side movement, replace as needed.
FINAL DRIVE
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